Topics
13. Coordinate Geometry
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iGCSE (2021 Edition)

13.11 Graphs of linear equations

Lesson
Worksheet
Practice

Interactive practice questions

Consider the following graph.

 

Loading Graph...
A coordinate plane with the following attributes:

Axis intersection at centre

Tick label format is fraction

The x major unit is $1$1

The x axis ends at $7$7

The x axis starts from $-7$−7

The x minor unit is $1$1

The y major unit is $1$1

The y axis ends at $7$7

The y axis starts from $-7$−7

The y minor unit is $1$1

The following elements are present:

Function: 4 - (4*x)/3

 

a

State the $x$x-value of the $x$x-intercept.

b

State the $y$y-value of the $y$y-intercept.

Easy
< 1min

Consider the following graph.

Easy
< 1min

Consider the following graph.

Easy
< 1min

Consider the linear equation $y=2x-4$y=2x−4.

Medium
3min
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Outcomes

0580C2.11A

Construct tables of values for functions of the form ax + b, where a and b are integer constants. Draw and interpret these graphs. Solve linear equations approximately, including finding and interpreting roots by graphical methods. Recognise, sketch and interpret graphs of functions

0580C3.2

Find the gradient of a straight line.

0580C3.4

Interpret and obtain the equation of a straight line graph in the form y = mx + c.

0580E3.2

Find the gradient of a straight line. Calculate the gradient of a straight line from the coordinates of two points on it.

0580E3.4

Interpret and obtain the equation of a straight line graph.

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